Kouba are a Czech company who have a 20 year history of manufacturing climbing equipment focusing mainly on active camming units and passive protection.

Complete designing, engineering and assembly takes place exclusively in the Czech Republic. Kouba take care of each step of our manufacturing process to reach the highest level of quality.
They have produced products or components for companies such as Rock Empire, Omega Pacific, and more..

Ultra low weight set of six mini nuts Duo on a steel wire. Your true partner for long mountain ascent and for traditional rock routes.

Size:
1 / 2 / 3 / 4 / 5 / 6
Strenght (kN):
6-3 / 6-3 /6-3 / 10-6 / 10-6 / 10-6 kN
Range (mm):
6-10,5 / 6,8-11,5 / 7,8-12,5 / 8,7-13,5 / 9,8-14,5 / 10,6-15 mm
Weight (g):
15 / 16 / 17 / 23 / 25 / 28 g
Material composition:
hard aluminium alloy, steel rope
Warranty: 24 month

CE CERT